2x Mullard ECC83 Valves


Tested by AVO VCM Tester


Valve 1
Ia1 = 1.25(mA), gm1 = 1.7(mA/V)
Ia2 = 1.55(mA), gm2 = 1.9(mA/V)

Valve 2
Ia1 = 1.32(mA), gm1 = 1.75(mA/V)
Ia2 = 1.2(mA), gm2 = 1.7(mA/V)


NOS specification: Ia = 1.2(mA), gm = 1.6(mA/V)


*** This valve has also been tested in amplifier without any noise. ***



Postage Costs

I am happy to post this item to worldwide and combine postage cost on multiple purchases.

For shipping to the USA, UPS will be used as the default shipping method. The standard charge is GBP27 per parcel less than 2KG.

If buyers prefer to use a more economical option, like RoyalMail, both customs charges and handling fees are needed to be paid up front. Please message me for further details.